Performance line road tire perfect for training days or daily commutes with improved high level puncture protection. Features mostly smooth tread for impressive rolling resistance and angular siping and file tread on the shoulders for all weather traction. DD - In addition to the RaceGuard protection belt there is an effective fabric protector on the sidewall as well for dual layer protection. RCGD - RaceGuard - A synthesis of special India rubber and several layers of nylon fabric offers very effective protection against penetration punctures while minimizing penalties. ADX � Addix compound found on the Performance Line made to serve as an all-around well balanced compound for all uses. EBIKE25 - has achieved a passing rating for use with E-Bikes up to 25kph